<template>
  <div class="wrapper">
   <swiper :options="swiperOption" v-if="showSwiper">
     <!-- slides -->
     <swiper-slide v-for="item of list" :key="item.id">
      <img class="swiper-img" :src="item.imgUrl">
     </swiper-slide>
     <div class="swiper-pagination"  slot="pagination"></div>
   </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeSwiper',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        pagination: '.swiper-pagination',
        loop: true
      }
    }
  },
  computed: {
    showSwiper () {
      return this.list.length
    }
  }
}
</script>

<style lang="stylus" scoped>
  .wrapper >>> .swiper-pagination-bullet-active
    background: #fff
  .wrapper >>> .swiper-pagination
    padding-bottom: .2rem
  .wrapper
    overflow: hidden
    width: 100%
    height: 0
    padding-bottom: 26.67%
    background: #ccc
    .swiper-img
     width: 100%
</style>
